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JEE Main & Advanced Chemistry Surface & Nuclear Chemistry / भूतल और नाभिकीय रसायन Question Bank Causes of radioactivity and Group displacement law

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    \[_{84}P{{b}^{210}}{{\xrightarrow{{}}}_{82}}P{{b}^{206}}{{+}_{2}}H{{e}^{4}}\]. From the above equation, deduce the position of polonium in the periodic table (lead belongs to group IV A)   [AIIMS 1980]

    A)                 II A        

    B)                 IV B

    C)                 VI B       

    D)                 VI A

    Correct Answer: D

    Solution :

              An element formed by losing one a-particle occupies two position left to parent element, Pb in IVA, thus Po should be in VIA.


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